Answer:
An information system is essentially made up of five components hardware, software, database, network and people. These five components integrate to perform input, process, output, feedback and control. Hardware consists of input/output device, processor, operating system and media devices.
Explanation:
Answer:
Laser printer
Explanation:
This is a guess based on experience, but laser printers have rollers, drums, and other various parts that need periodic replacement.
See page 87 of https://www.laserpros.com/img/manuals/hp-manuals/hp-lj-4100-manual.pdf for an example.
Answer:
A
Explanation:
A hacker searching for open ports denotes vulnerability of computer (to hacking).
Cheers
Answer:
Metrical task system algorithm is the online algorithm that is used for organizing the online problems like k-server issues, paging issues etc.This task system works in the form of metrics to decrease the complete cost experienced due to processing of the operation and analyzing the competition.
It can be used for the online shopping project for the analyzing the comparison between the performance on basis of online and offline trends and then optimization can take place according to the the results.
